1,3-Diethylurea

Modify Date: 2026-06-30 18:34:59

1,3-Diethylurea Structure
1,3-Diethylurea structure
Common Name 1,3-Diethylurea
CAS Number 623-76-7 Molecular Weight 116.162
Density 0.9±0.1 g/cm3 Boiling Point 263.0±0.0 °C at 760 mmHg
Molecular Formula C5H12N2O Melting Point 112-113 °C(lit.)
MSDS Chinese USA Flash Point 121.1±18.9 °C

Summary: 1,3-Diethylurea, also known as 1,3-Diethylurea, has a CAS number of 623-76-7, with a molecular formula of C5H12N2O and a molecular weight of 116.162. It appears as a white to almost white powder or crystalline substance with a melting point of 112-113°C and a boiling point of 263.0±0.0°C. For research-use only, not for medical or clinical usage.


 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name 1,3-Diethylurea
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 0.9±0.1 g/cm3
Boiling Point 263.0±0.0 °C at 760 mmHg
Melting Point 112-113 °C(lit.)
Molecular Formula C5H12N2O
Molecular Weight 116.162
Flash Point 121.1±18.9 °C
Exact Mass 116.094963
PSA 41.13000
LogP 0.05
Vapour Pressure 0.0±0.5 mmHg at 25°C
Index of Refraction 1.429
InChIKey ZWAVGZYKJNOTPX-UHFFFAOYSA-N
SMILES CCNC(=O)NCC

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Toxicological Information

This table summarizes toxicological test data, acute & chronic toxicity and ecological hazard parameters for this chemical.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YS9354000
CHEMICAL NAME :
Urea, 1,3-diethyl-
CAS REGISTRY NUMBER :
623-76-7
BEILSTEIN REFERENCE NO. :
1744741
LAST UPDATED :
199612
DATA ITEMS CITED :
2
MOLECULAR FORMULA :
C5-H12-N2-O
MOLECULAR WEIGHT :
116.19
WISWESSER LINE NOTATION :
2MVM2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3195 mg/kg
TOXIC EFFECTS :
Behavioral - general anesthetic Behavioral - somnolence (general depressed activity)

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Protozoa - Chlamydomonas reinhardi
DOSE/DURATION :
400 mmol/L
REFERENCE :
FOMIAZ Folia Microbiologica (Prague). (Academia, Vodickova 40, 112 29 Prague 1, Czechoslavakia) V.4- 1959- Volume(issue)/page/year: 20,452,1975

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Hazard Codes F,T
Risk Phrases 11-23/24/25-36/37/38
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS YS9354000
HS Code 2924199090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2924199090
Summary 2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

 1,3-DiethylureaBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: NCI human tumor cell line growth inhibition assay. Data for the MCF7 Non-Small Cell L...
Source: DTP/NCI
Target: N/A
External Id: MCF7_OneDose
Name: NCI human tumor cell line growth inhibition assay. Data for the IGROV1 Non-Small Cell...
Source: DTP/NCI
Target: N/A
External Id: IGROV1_OneDose
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

n,n'-diethylurea
SYM-DIETHYLUREA
1,3-Diethylurea
Urea,1,3-diethyl
1,3-diethyl-2-urea
Diethylurea,1,3
Diethylurea
1,3-diethyl-ure
EINECS 210-811-3
1,2-diethylurea
1,3-diethyl urea
MFCD00009028

 1,3-Diethylurea | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the InChIKey of 1,3-Diethylurea?
A: InChIKey of 1,3-Diethylurea is ZWAVGZYKJNOTPX-UHFFFAOYSA-N.
Q: What is the LogP of 1,3-Diethylurea?
A: LogP of 1,3-Diethylurea is 0.05.
Q: What is the molecular weight of 1,3-Diethylurea?
A: Molecular weight of 1,3-Diethylurea is 116.162.
Q: What are the downstream products of 1,3-Diethylurea?
A: Related downstream products(CAS) of 1,3-Diethylurea: 52998-22-8;557-66-4;109-90-0;1467-23-8;75-04-7;41740-15-2;89073-60-9;625-50-3;57012-86-9;15909-81-6.
Q: What is the polar surface area (PSA) of 1,3-Diethylurea?
A: Polar surface area (PSA) of 1,3-Diethylurea is 41.13000.
Q: What is the CAS number of 1,3-Diethylurea?
A: CAS number of 1,3-Diethylurea is 623-76-7.
Q: What is the boiling point of 1,3-Diethylurea?
A: Boiling point of 1,3-Diethylurea is 263.0±0.0 °C at 760 mmHg.
Q: What is the SMILES notation of 1,3-Diethylurea?
A: SMILES notation of 1,3-Diethylurea is CCNC(=O)NCC.
Q: What are the upstream materials of 1,3-Diethylurea?
A: Related upstream materials(CAS) of 1,3-Diethylurea: 75-04-7;39076-43-2;109-90-0;7098-07-9;935-02-4;616-47-7;201230-82-2;31410-01-2;868-84-8;593-77-1.
Q: What is the melting point of 1,3-Diethylurea?
A: Melting point of 1,3-Diethylurea is 112-113 °C(lit.).

 1,3-Diethylureafactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
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